Terms of Use

Welcome to sonnet5.pro. By accessing or using this website and the Sonnet 5 browser extension, you agree to these Terms of Use. If you do not agree, please do not use the service.

The service

Sonnet 5 is a free browser extension and website that let you chat with Anthropic’s Claude Sonnet 5 model. The service is provided “as is” and “as available”, without warranties of any kind.

Not affiliated with Anthropic

Sonnet 5 is an independent product. “Claude”, “Claude Sonnet 5”, “Opus”, and “Anthropic” are trademarks of Anthropic. This site and extension are not affiliated with, endorsed by, or sponsored by Anthropic. We simply provide an interface for chatting with the model.

AI-generated content

Replies are generated automatically by a large language model and may be inaccurate, incomplete, or out of date — including facts, figures, code, and prices. Do not rely on the output for professional (legal, medical, financial) decisions; always verify important information independently.

Acceptable use

You agree not to use the service to break the law, to harm others, to send spam or malware, to attempt to disrupt or reverse-engineer the service, or to generate illegal or abusive content. We may limit or suspend access if the service is misused.

Liability

To the maximum extent permitted by law, sonnet5.pro is not liable for any damages arising from your use of, or inability to use, the service or the content it generates.

Changes

We may update the service or these terms at any time. Continued use after changes means you accept the updated terms.